HP 98640A Installation And Reference Manual page 12

7-channel analog input interface
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Individual devices should only be handled in a
static safeguarded work station.
:3. A typical static safeguarded work station is shown
below including grounded conductive table top,
wrist strap, and floor mat to discharge conductors
as well as ionized air blowers to remove charge
from nonconductors (clothes). Chairs should be
metallic or made of conductive materials with a
grounding strap or conductive rollers.
SAFETY EARTH GROUND - This is a safety class I product
and is provided with a protl,('ti\'t'
l'arthin~
terminal. An uninter-
ruptihle
safet~·
l'arth ground must Ix- provided from the main
power sourn' to tht, produ(·t input
wirin~
terminals, power cord.
or supplied pOWt'r cord set. Wht'fl('\'t'r it is likeiy that tht' protec-
tion has Ix-t'n impairt'd. thl' product must be madt' inoperative
and
nt,
,.;t'(·un·d against
an~'
unintl'ndt'd operation.
BEFORE APPLYING POWER. -
\'erif~'
that the product is
(:onfiJ,.rurt'd to match thl' a\'ailahll' main power source per tht'
input powt'r
confj~urati()n
in"tructions provided in this manual.
If
this product is til
hI'
l'lll'rl-:ll.l'd
\1;\
an auto-transf()rmer tfor
\"oltClgt' n,duct ion
I
milk!' sun' tIll' wmmon tl'rminal is connected
til tht, l',II1h (t'rminal
of
tht,
Illalll
powt'r
SCHliTt'.
SERVICING
viii
Any servicing. adjustment. maintenance. or re-
pair of this product must be performed only by
qualified personnel.
Adjustments described in this manual may be
performed with power supplied to the product
while protective covt'rs are removed. Energy
available at many points may. if contacted. re-
sult in personal injury.
Capacitors inside this product may still be
charged even when disconnected from its
power source.
To avoid a fire hazard. only fuses with the re-
quired current rating and of the specified type
(normal blow. time delay. etc.) are to be used for
replacement.
'iU·';U"hi
EYE HAZARD
Eye protection must be worn when removing or
inserting integrated circuits held in place with
retaining clips.

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